Wicked Lasers has been making laser pointers that are more accurately described as laser burners. These aren't the sort of lasers that you would actually use to point things out during a presentation, ...

A quick question that is work related. I would like to use a laser pointer with a PowerPoint / One Note presentation. Perhaps turn slides or even write on the screen. In other words I want to do more ...

Every now and then, one of my columns elicits enough reader response to merit a follow-up. Such is the case with a piece I wrote on green laser pointers (November 2013), in which I outlined their ...

For many years, one of the biggest stumbling blocks I faced at star parties was the confusion that arose whenever I tried to show attendees the locations of notable stars and constellations or the ...